/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

package pub;

import Utils.Static;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.HashMap;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import models.OrderDetailsModel;
import models.OrderModel;

/**
 *
 * @author user
 */
public class order extends HttpServlet {
   
    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        try {
             HttpSession session = request.getSession(true);
            if (session.getAttribute(Static.categories) == null) {
                response.sendRedirect("load");
                return;
            }

            String action = request.getParameter(Static.action);
            if (action == null) {
                Index(request, response);
            } else if (action.compareTo("add") == 0) {
                Add(request, response);
            } else {
                Index(request, response);
            }

        } finally { 
            out.close();
        }
    } 

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        processRequest(request, response);
    } 

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>

          public void Add(HttpServletRequest request, HttpServletResponse response) {
        try {

            HttpSession session = request.getSession(true);

            int customerID= Integer.parseInt(((HashMap)session.getAttribute(Static.customer)).get("CustomerID").toString());

            OrderModel orderModel = new OrderModel();
            int orderId= orderModel.AddOrder(customerID);
            
            if(orderId==-1)
            {
                session.setAttribute(Static.error, orderModel.GetMessage());
                response.sendRedirect("order");
                return;
            }

            OrderDetailsModel orderDetails = new OrderDetailsModel();

            ArrayList cart = (ArrayList)session.getAttribute(Static.cart);
            int size= cart.size();

            for(int i=0;i<size;i++)
            {
                HashMap product = (HashMap)cart.get(i);
                int productID = Integer.parseInt(product.get("ProductID").toString());
                float quantity = Float.parseFloat(product.get("Quantity").toString());
                if(orderDetails.AddOrderDetail(orderId,productID , quantity)==-1)
                {
                   session.setAttribute(Static.error, orderDetails.GetMessage());
                response.sendRedirect("order");
                return;
                }
            }

            session.setAttribute(Static.cart, null);
            session.setAttribute(Static.confirm, "Comanda a fost finalizata cu succes.");

            response.sendRedirect("index");
        } catch (Exception ex) {
        }
    }

      public void Index(HttpServletRequest request, HttpServletResponse response) {
        try {

            HttpSession session = request.getSession(true);

            getServletContext().getRequestDispatcher("/pub/orders/index.jsp").forward(request, response);

        } catch (Exception ex) {
        }
    }
    
}
